18 фев 1645 г. - Blaise Pascal invented a calculating machine to help his father with taxes. The device was called the Pascaline and about 50 Pascalines were built. Only a few can be found in museums such as the one on display in the Des Arts et Metiers Museum in Paris.
Добавлено на ленту времени:
Дата:
18 фев 1645 г.
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~ 379 г назад
